﻿// Copyright (c) 2009 John Ehn, ExtremeSwank.com
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.

using System.Web;

namespace ExtremeSwank.OpenId
{
    /// <summary>
    /// Writes tracing information to the current HttpContext.
    /// </summary>
    internal static class Tracer
    {
        /// <summary>
        /// Writes a message to the current Trace context.
        /// </summary>
        /// <remarks>
        /// If running under ASP.NET, will write to the current HttpContext's Trace
        /// object.  For other environments, will write to System.Diagnostics.Trace.
        /// </remarks>
        /// <param name="message">Message to write.</param>
        internal static void Write(string message)
        {
#if TRACE
            if (HttpContext.Current != null)
            {
                HttpContext.Current.Trace.Write("openid", message);
            }
            else
            {
                System.Diagnostics.Trace.TraceInformation("OpenID: " + message);
            }
#endif
        }
        /// <summary>
        /// Writes a warning to the current Trace context.
        /// </summary>
        /// <remarks>
        /// If running under ASP.NET, will write to the current HttpContext's Trace
        /// object.  For other environments, will write to System.Diagnostics.Trace.
        /// </remarks>
        /// <param name="message">Warning to write.</param>
        internal static void Warn(string message)
        {
#if TRACE
            if (HttpContext.Current != null)
            {
                HttpContext.Current.Trace.Warn("openid", message);
            }
            else
            {
                System.Diagnostics.Trace.TraceWarning("OpenID: " + message);
            }
#endif
        }
    }
}
